Laser

Radioactive Material Detected Remotely Using Laser-induced Electron Avalanche Breakdown

Physicists have developed a powerful new method to detect radioactive material. By using an infrared laser beam to induce an electron avalanche breakdown near the material, the new technique can detect shielded material from a distance -- improving...
Related topics: Electrons, Physics

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What Comes After The F-35: A 6th Generation Stealth Fighter With Lasers?

Kris Osborn Security, It could happen.  Super cruise technology would enable the new fighter jet to cruise at supersonic speeds without needing afterburner, analysts have explained. Fighter jets in 20-years may likely contain the...

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Ancient Birds Out Of The Egg Running

Using their own laser imaging technology, scientists have determined the lifestyle of a special hatchling bird by revealing the previously unknown feathering preserved in the fossil specimen found in the ~125 million-year-old Early Cretaceous fossil...
Related topics: Fossils, Paleontology

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In A New Quantum Simulator, Light Behaves Like A Magnet

Physicists propose a new 'quantum simulator': a laser-based device that can be used to study a wide range of quantum systems. Studying it, the researchers have found that photons can behave like magnetic dipoles at temperatures close to absolute...
Related topics: Quantum, Physics

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Nasa Engineers Create Special Copper Alloy To 3d Print Rocket Parts

NASA researchers with the Glenn Research Center and Marshall Space Flight Center teamed up to develop GRCop-42, a copper-based high strength alloy with high conductivity. When used with a Concept Laser M2 3D printer and Power Bed Fusion AM system,...
Related topics: NASA, Space, 3D Printers

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South Korea Goes Full Daft Punk To Keep Smartphone Users Out Of Intersections - Roadshow

Engineers in Ilsan, South Korea, have installed a system of LED lights and lasers to help alert smartphone-using pedestrians of traffic.
Related topics: Mobile Technology

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Massive U.s. Machines That Hunt For Ripples In Space-time Just Got An Upgrade

The twin sites in the Laser Interferometer Gravitational-Wave Observatory are about to go back online. New hardware should make them able to sense more colliding black holes and other cosmic events.(Image credit: Caltech/MIT/LIGO Lab)
Related topics: Black Holes

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S. Korea Alert System Warns 'smartphone Zombies' Of Traffic

A city in South Korea, which has the world's highest smartphone penetration rate, has installed flickering lights and laser beams at a road crossing to warn "smartphone zombies" to look up and drivers to slow down, in the hope of preventing...
Related topics: Mobile Technology

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On-chip, Electronically Tunable Frequency Comb

Lasers play a vital role in everything from modern communications and connectivity to bio-medicine and manufacturing. Many applications, however, require lasers that can emit multiple frequencies—colors of light—simultaneously, each precisely...

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Supercrystal: A Hidden Phase Of Matter Created By A Burst Of Light

"Frustration" plus a pulse of laser light resulted in a stable "supercrystal" created by a team of researchers led by Penn State and Argonne National Laboratory, together with University of California, Berkeley, and two other national laboratories.

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This $90 Robot Vacuum Will Never Complain About Cleaning Up Your Mess

Robot vacuums range in price from $50 to nearly $1,000, so some people think that you have to pay at least a few hundred dollars for a decent model. Good news: that’s not the case at all. If you don’t need fancy features like laser...
Related topics: Robots

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This Medieval Astrolabe Is Officially World’s Oldest Known Such Instrument

Enlarge / Left: A laser imaging scan of the so-called Sodre astrolabe, recovered from the wreck of a Portuguese Armada ship. Right: The astrolabe is believed to have beeb made between 1496 and 1501. (credit: David Mearns/University of Warwick) A...

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Walmart Slices Price On Canon Imageclass Mf232w Wi-fi Laser Printer

If you don’t need color printing, a monochrome laser printer like the Canon ImageClass MF232W can save you a lot of time and money. This beefy all-in-one Wi-Fi printer is on sale from Walmart for almost half off, letting you score it for only $99...
Related topics: Canon, Printers

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Understanding And Controlling The Molecule That Made The Universe

Trihydrogen, or H3+, is acknowledged by many scientists as the molecule that made the universe. Researchers employed high-speed lasers to shine a spotlight on the mechanisms that are key in H3+ creation and its unusual chemistry.

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Understanding And Controlling The Molecule That Made The Universe

Trihydrogen, or H3+, is acknowledged by scientists as the molecule that made the universe. In recent issues of Nature Communications and the Journal of Chemical Physics, Michigan State University researchers employed high-speed lasers to shine a...
Related topics: Physics

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Firework-shooting Laser Plane Is Absolutely Ridiculous

Whoever is flying this firework-spitting plane must have laser focus.  Guests of the Avalon Airshow in Melbourne were treated to a wild laser and fireworks show earlier this month when a plane literally shot lasers at them. The multitasking...

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Scientists One Step Closer To A Clock That Could Replace Gps And Galileo

Scientists in the Emergent Photonics Lab (EPic Lab) at the University of Sussex have made a breakthrough to a crucial element of an atomic clock—devices which could reduce our reliance on satellite mapping in the future—using cutting-edge laser...
Related topics: Satellites, Space

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Researchers Report New Light-activated Micro Pump

Even the smallest mechanical pumps have limitations, from the complex microfabrication techniques required to make them to the fact that there are limits on how small they can be. Researchers have announced a potential solution—a laser-driven...

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Recording Laser Tattoo Removal Damages Digital Cameras

We live in an age where almost every event is recorded on smartphones for posterity’s sake. Some, however, still resort to their trusty professional digital cameras for capturing memorable events. And perhaps no event is more memorable than...
Related topics: Tattoos, Mobile Technology

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In An Effort To Clean Up The Streets, San Francisco Is Installing 1,000 Trash Can Sensors

San Francisco is becoming world-renowned for its filthy streets covered in used drug needles and human excrement. Last week the city committed to a plan to do something about the garbage problem. It is buying sensors from a Danish company which use...

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